| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Kanex Kanalreinigung GmbH in Liquidation | 🇨🇭Svizzera | Dissolved | 15/02/2018 – present |
| Officer | IFS Facility Services AG in Liquidation | 🇨🇭Svizzera | Liquidation | 29/07/2022 – present |
| Officer | Trio Hauswartung AG | 🇨🇭Svizzera | Liquidation | 18/11/2025 – present |
15/02/2018
appointed